/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2015 Alejandro P. Revilla
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.jpos.ui.factory;

import org.jdom.Element;
import org.jpos.ui.UI;
import org.jpos.ui.UIFactory;

import javax.swing.*;
import java.awt.*;
import java.util.Iterator;

/**
 * @author Alejandro Revilla
 *         <p/>
 *         creates a panel with a grid layout
 *         i.e:
 *         <pre>
 *          &lt;grid rows="yy" columns="xx"&gt;
 *           &lt;cell&gt;...&lt;/cell&gt;
 *           &lt;cell&gt;...&lt;/cell&gt;
 *           &lt;cell&gt;...&lt;/cell&gt;
 *           ...
 *           ...
 *          &lt;/grid&gt;
 *         </pre>
 * @see org.jpos.ui.UIFactory
 */
public class GridLayoutFactory implements UIFactory {
	public JComponent create(UI ui, Element e) {
		JComponent p;
		try {
			int rows = Integer.parseInt(e.getAttributeValue("rows", "1"));
			int cols = Integer.parseInt(e.getAttributeValue("columns", "1"));
			p = new JPanel(new GridLayout(rows, cols));
			Iterator iter = e.getChildren("cell").iterator();
			while (iter.hasNext())
				p.add(ui.create((Element) iter.next()));
		} catch (Exception ex) {
			p = new JLabel(ex.getMessage());
		}
		return p;
	}
}

